28533364

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 55115200

約数和(自身を除く): 26581836

約数列:

[1, 2, 4, 19, 37, 38, 73, 74, 76, 139, 146, 148, 278, 292, 556, 703, 1387, 1406, 2641, 2701, 2774, 2812, 5143, 5282, 5402, 5548, 10147, 10286, 10564, 10804, 20294, 20572, 40588, 51319, 97717, 102638, 192793, 195434, 205276, 375439, 385586, 390868, 750878, 771172, 1501756, 7133341, 14266682, 28533364]

約数ペア:

[(1, 28533364), (2, 14266682), (4, 7133341), (19, 1501756), (37, 771172), (38, 750878), (73, 390868), (74, 385586), (76, 375439), (139, 205276), (146, 195434), (148, 192793), (278, 102638), (292, 97717), (556, 51319), (703, 40588), (1387, 20572), (1406, 20294), (2641, 10804), (2701, 10564), (2774, 10286), (2812, 10147), (5143, 5548), (5282, 5402)]